• 2022-10-02

Nowadays, with the rapid development of science and technology, the functions of mobile phones are becoming more and more powerful, and gradually become an irreplaceable important communication tool in people's lives. Of course, there are both advantages and disadvantages. Recently, the negative imp...

• 2022-10-02

How does the wireless jammer interfere with the signal? Give some examples. As we usually see, the shielding instrument mainly shields the signals used by mobile phones by transmitting interference signals of various frequency bands. The wireless jammer transmits interference signals of various freq...

• 2022-10-02

With the advent of the communication era, the use of mobile phones, PHS, wireless phones and other mobile communication devices has enriched people's daily life and greatly promoted the development of social economy. At the same time, the unrestrained use of mobile communication devices, such as mob...

• 2022-09-25

In order to prevent students from using mobile phones to transmit information, divulge test papers and cheat in exams, some schools also prevent teachers from disclosing test paper information on the way to escort test papers, which will have a negative impact on later exams. All schools are suitabl...

• 2022-09-25

The greater the output power of the signal jammer, the better the actual effect? I don't think so. For example, one indoor space is about 350-600 square meters, and the jammer with an area of 700 square meters should be selected. The higher the power, the better. After all, the output power of signa...

• 2022-09-25

When a normal mobile phone is used, it will convert all the operations on the phone into data, and then transmit the data through electromagnetic waves. The electromagnetic wave associates the mobile phone with the signal base station within a certain frequency range, and then completes the data con...

• 2022-09-18

Mobile jammers are not uncommon, but everyone who has participated in large-scale examinations can see that they are placed inside the examination room. This is not a malicious interference signal, but a fair and just environment for examiners. However, some people sometimes doubt whether the signal...

• 2022-09-18

Informatization makes life more convenient, but it also brings some small problems. For example, the conference room needs a quiet environment, but the ringing tone of the phone and the ringing tone of the SMS will make people very unhappy. The confidential meeting should avoid disclosing its conten...

• 2022-09-18

With the development of the communication industry, especially the application of 5G technology, communication technology has brought great improvement to people's lives, and its negative impact on security occasions such as prisons, detention centers, college entrance examinations has become increa...

• 2022-09-11

Mobile phone has become an indispensable tool and has the functions of transmitting information, video and recording, so it is likely to lead to the leakage of important information of some institutions. Many departments have taken measures to install wireless jammers to safeguard their own interest...